Home / 353,940,228.86-530,912,022.52-108,296,471.90

Finding the Fourth Proportional to 353,940,228.86, 530,912,022.52 and 108,296,471.90

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Solution

The fourth proportional to 353,940,228.86, 530,912,022.52 and 108,296,471.90 is: 162,445,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,940,228.86 : 530,912,022.52 = 108,296,471.90 : x
  2. Step 2: Convert to fraction form
    353,940,228.86/530,912,022.52 = 108,296,471.90/x
  3. Step 3: Cross multiply
    353,940,228.86x = 530,912,022.52 × 108,296,471.90
  4. Step 4: Simplify right side
    353,940,228.86x = 57,495,898,928,209,352
  5. Step 5: Solve for x
    x = 57,495,898,928,209,352/353,940,228.86
  6. Step 6: Final answer
    x = 162,445,221.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.